Berberis harrisoniana
Common Name: Kofa Mountain barberry
Family: Berberidaceae
Element Code: PDBER02030
Full Name: Berberis harrisoniana Kearney & Peebles

Biology Glossary
  • Lifeform: perennial evergreen shrub
  • Blooming Period: January - March
  • Habitat: usually north-facing talus slopes, sometimes volcanic (breccia).
    • Chaparral
    • Mojavean desert scrub
Rarity Status Glossary
Occurrence Data from DFG
California Natural Diversity Database Glossary
  • Total # of Known Element Occurrences: 1
  • Element Occurrence Ranks:
    A B C D X U
    0 1 0 0 0 0
  • Population Status:
    >20 yrs
    <=20 yrs
    0 1
  • Presence:
    Present Extant Possibly Extirpated Extirpated
    1 0 0
Notes Glossary
  • Known in California from only one occurrence in the Whipple Mountains. Potentially threatened by rock fall, erosion, trail maintenance, and foot traffic. Distinguishing characters include trifoliolate leaves and blue-black berries. See Journal of the Washington Academy of Sciences 29:477 (1939) for original description, Journal of the Arizona-Nevada Academy of Science 26:2-4 (1992) for taxonomic treatment, and Madroño 51(4):395 (2004) for information on the first California record.
  • To submit rare plant observation data, use the CNDDB field survey form. Please see also the CNPS Rare Plant Data page.
  • Date Added: 2006-02-07
  • Last Update: 2010-03-15
Location Glossary
  • Elevation: 780 - 840 meters
  • California Endemic: no
  • States: California, Arizona
  • California Counties and Islands:   name (code)
    San Bernardino (SBD)
  • Quads:   name (DWR code) USGS code
    Whipple Wash (121D) 34114C3
  • Notes:
      Definitions of codes preceding a county and/or quad:
      * Presumed extirpated
      ? Uncertain about distribution or identity
      ?* Uncertain about distribution, but presumed extirpated if once present
      (?) Occurrence confirmed, but possibly extirpated
      Species may be present in other areas where conditions are favorable.
Presumed Extant Presumed Extirpated or Unknown 3136
Links to Leading Resources of Taxon Information
Suggested Citation
CNPS, Rare Plant Program. . Inventory of Rare and Endangered Plants (online edition, v8-02). California Native Plant Society, Sacramento, CA. Website [accessed ].

34114C3=Whipple Wash (121D) 34114C3